MDCalc is utilized by millions of clinicians to treat hundreds of millions of patients worldwide.

MDCalc is a free online medical reference for healthcare professionals that provides point-of-care clinical decision-support tools, including medical calculators, scoring systems, and algorithms. [1]

Dec 19, 2025 · MDCalc is the leading clinical decision support app providing 900+ evidence-based calculators, risk scores, and clinical tools to support patient care at the bedside.

Jan 31, 2025 · MDCalc clinical decision support is created exclusively by board-certified physicians for use by physicians, physician assistants, nurse practitioners, pharmacists, and …

For use in patients with stable renal function to estimate creatinine clearance. The Cockcroft-Gault Equation may be inaccurate depending on a patient's body weight and BMI; by providing …

MDCalc is the leading clinical decision support app providing 900+ evidence-based calculators, risk scores, and clinical tools to support patient care at the bedside.

MDCalc offers all healthcare professionals a quick and well-designed tool to look up popular clinical calculators that are supported by evidence-based medicine.

The Pregnancy Due Dates Calculator Calculates pregnancy dates, forward from last period or backward from due date.

See here for more on our approach to addressing race and bias on MDCalc. For the same other inputs, this calculator estimates higher cardiovascular risk for African American patients.

MDCalc is the most trusted medical reference for clinical decision tools and content. MDCalc is used by millions of clinicians around the world, including more than 80% of the clinicians in the …